Thesaurus

acceptable, all important, all-important, alpha, ample, ardent, astronomic, astronomical, avid, awful, bang-up, banging, bear-sized, best, beta, better, big, bigger, biggish, blown-up, bonzer, bouffant, broad, Brobdingnagian, bulky, bully, burning, capacious, capital, cardinal, central, chief, colossal, consequential, Copernican, corking, cosmic, cracking, crazy, crucial, dandy, deep, distinguished, double, eager, elephantine, eminent, enceinte, enlarged, enormous, enthusiastic, epic, essential, evangelical, evangelistic, eventful, exceeding, exceptional, expectant, extended, extensive, extraordinary, extraorinaire, fantastic, favorable, favourable, frightful, full-size, fundamental, galactic, gargantuan, giant, gigantic, glowing, good, good enough, goodish, grand, grave, gravid, great, grievous, groovy, gung ho, heavy, heroic, historic, hot, howling, huge, hulking, hulky, humongous, immense, important, in-chief, incomparable, jumbo, keen, key, king-size, king-sized, large, large-mouthed, large-scale, larger, larger-than-life, largish, life-size, life-sized, lifesize, macro, main, majuscule, mammoth, man-sized, marvellous, marvelous, massive, measurable, medium-large, monolithic, monstrous, monumental, most-valuable, mountainous, neat, nifty, not bad, obedient, of import, of the essence, olympian, one, outsize, outsized, outstanding, overenthusiastic, overlarge, oversize, oversized, passionate, peachy, phenomenal, plumping, pregnant, preternatural, primal, primary, principal, prodigious, puffy, pyrotechnic, queen-size, queen-sized, rangy, rare, rattling, redeeming, remarkable, respectable, satisfactory, serious, significant, singular, sizable, sizeable, slap-up, smashing, solid, some, spacious, special, spirited, strategic, stupendous, super, superb, surpassing, swell, terrible, terrific, thumping, titanic, too large, tremendous, uncanny, uncommon, uncomparable, unusual, uppercase, valuable, vast, volumed, voluminous, walloping, warm, weighty, well behaved, well-behaved, whacking, whopping, wide, wide-ranging, wild, with child, wonderful, wonderworking, wondrous, zealous

great is a ADJ.